Observations with geophone [microform]

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Bibliographic Details
Corporate Author:	United States. Bureau of Mines
Other Authors:	Leighton, Alan
Format:	Government Document Microfilm Book
Language:	English
Published:	[Place of publication not identified] : [publisher not identified], 1920.
Series:	Report of investigations (United States. Bureau of Mines) ; 2102.
Subjects:	Mines and mineral resources. Sound. Measuring instruments.

Norlin Library - Government Information - Microform

Holdings details from Norlin Library - Government Information - Microform
Call Number:	EBD I28.23-2102.D
EBD I28.23-2102.D	Restricted Place a Hold